Mineral winning plough with sword plate formed of plural parts

Details Mineral winning plough with sword plate formed of plural parts Mineral winning plough with sword plate formed of plural parts

1982-02-17

1984-06-12

Purser, Ernest R.

Mining or in situ disintegration of hard material

Hard material disintegrating machines

Cutter attached to endless chain or cable

E21C 2735

Patent

active

044537719

ABSTRACT:
A mineral mining installation comprises a longwall scraper-chain conveyor, and a mineral winning plough. The plough is drivable to and fro along the face side of the conveyor by means of a plough drive chain and a three-part sword plate. The plough drive chain is housed in a chain guide attached to the goaf side of the conveyor. The sword plate is attached to the plough, and passes underneath the conveyor. Each pair of adjacent sword plate parts is detachable joined together by a pair of detachable pivot joints positioned respectively adjacent to the face and goaf sides of the conveyor.

REFERENCES:
patent: 3291531 (1966-12-01), Hauschopp
patent: 4025117 (1977-05-01), Bahre et al.

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